18-inch Drivers
FW-181008
The FW-181008 is an 18-inch ferrite subwoofer for high-power subwoofer and bass cabinet systems. It handles 1000 W AES (2000 W program) with 97 dB sensitivity and a 45 Hz–1 kHz response. A 100 mm copper voice coil drives deep, controlled bass. Overall diameter 460 mm, depth 209 mm, weight 13 kg. Ferrite magnet subwoofer, 1000 W AES. AES standard power rating.
Specifications
- Nominal Diameter
- 18"
- Nominal Impedance
- 8 ohm
- Sensitivity (1W/1m)
- 97 dB
- Frequency Range
- 45 Hz - 1 kHz
- Voice Coil Diameter
- 100 mm
- Net Weight
- 13 kg
GENERAL SPECIFICATIONS
Nominal Diameter | 18" |
Nominal Impedance | 8 ohm |
AES Power Handling | 1000 W |
Continuous Program Power | 2000 W |
Sensitivity (1W/1m) | 97 dB |
Frequency Range | 45 Hz - 1 kHz |
Voice Coil Diameter | 100 mm |
Winding Material | Copper |
Former Material | Glass Fibre |
Winding Depth | 25 mm |
Magnetic Gap Depth | 12 mm |
Surround Material | Paper cone with cloth surround |
Surround Design | W-shaped cloth |
MOUNTING INFORMATION
Overall Diameter | 460 mm |
Bolt Circle Diameter | 440 mm |
Baffle Cut-out Diameter | 422 mm |
Depth | 209 mm |
Net Weight | 13 kg |
Shipping Weight | 15 kg |
Shipping Carton Size | 490 x 490 x 250 mm |
THIELE-SMALL PARAMETERS
Fs (Resonance Frequency) | 45 Hz |
Re (DC Resistance) | 5.2 ohm |
Qms (Mechanical Factor) | 9.7 |
Qes (Electrical Factor) | 0.606 |
Qts (Total Factor) | 0.57 |
Cms (Compliance) | 0.0657 mm/N |
Mms (Moving Mass) | 188.15 g |
BL Factor | 22.22 T.m |
Vas (Equivalent Air Load) | 137.86 liters |
Sd (Piston Area) | 1225 cm2 |
